diff --git a/components/fs/vfs/vfs_config.h b/components/fs/vfs/vfs_config.h
index 93cc10a3..74640798 100644
--- a/components/fs/vfs/vfs_config.h
+++ b/components/fs/vfs/vfs_config.h
@@ -49,19 +49,15 @@
 
 #ifdef LOSCFG_FS_FAT
 #include "fatfs_conf.h"
-#define __FAT_NFILE FAT_MAX_OPEN_FILES
-#else
-#define __FAT_NFILE 0
 #endif
 
 #ifdef LOSCFG_FS_LITTLEFS
 #include "lfs_conf.h"
-#define __LFS_NFILE LOSCFG_LFS_MAX_OPEN_FILES
-#else
-#define __LFS_NFILE 0
 #endif
 
-#define CONFIG_NFILE_DESCRIPTORS    (__FAT_NFILE + __LFS_NFILE)
+#ifndef CONFIG_NFILE_DESCRIPTORS
+#define CONFIG_NFILE_DESCRIPTORS 256
+#endif
 
 #define NR_OPEN_DEFAULT CONFIG_NFILE_DESCRIPTORS
 
diff --git a/components/fs/vfs/vfs_fs.c b/components/fs/vfs/vfs_fs.c
index daf1ee8e..0bec9575 100644
--- a/components/fs/vfs/vfs_fs.c
+++ b/components/fs/vfs/vfs_fs.c
@@ -57,10 +57,6 @@
 #define CONFIG_NSOCKET_DESCRIPTORS  0
 #endif
 
-#ifndef CONFIG_NFILE_DESCRIPTORS
-#define CONFIG_NFILE_DESCRIPTORS 256
-#endif
-
 #ifdef LOSCFG_RANDOM_DEV
 #include "hks_client.h"
 #define RANDOM_DEV_FD  CONFIG_NFILE_DESCRIPTORS + CONFIG_NSOCKET_DESCRIPTORS